Performance Distributors D.U.I. Hall-Effect Pickup Distributor - Electronic Advance - HEI Style Terminal - Blue - Small Block Ford HASZF20DKAF Buick: GS 350 68 -

Buick: GS 350 68 - 69

MSD distributor #8578 must be used to clear the front water crossover

Oldsmobile: Delmont 88 67 - 67 7 L Engine

A density altitude measurement can easily be off many hundred feet when considering a change in the percent of oxygen in the atmosphere

Hardware / Joints

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